Total number of inversions in all permutations of order n consisting of a single cycle.
A227404
Total number of inversions in all permutations of order n consisting of a single cycle.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =4a(4) =22a(5) =140a(6) =1020a(7) =8400a(8) =77280a(9) =786240a(10) =8769600a(11) =106444800a(12) =1397088000a(13) =19718899200a(14) =297859161600
External references
- oeis: A227404